Lennox 33J34 Limit Switch 326058-755 including those with auxiliary heat

including those with auxiliary heat strips

It is most commonly found in the Sensus 243 industrial series and some variations of the 143-80 domestic service regulator

the SWT01245 configuration offers high backwards compatibility across multiple chassis designs

verifying voltage and frequency alignment is essential to prevent premature burnouts and ensure optimal MOPD performance across the system

Lennox 33J34 Limit Switch 326058-755 including those with auxiliary heatThe Lennox 33J34 Limit Switch is a critical safety component designed for precise thermal regulation within Lennox furnace and air handling systems. This genuine OEM furnace high limit switch is engineered to monitor the heat exchanger temperature, automatically opening the electrical circuit to prevent overheating once the internal temperature exceeds the factory set threshold. With a 140 170F automatic reset range, this L170 30F equivalent ensures